Answer:
Halo of water, tongue of wood. Skin of stone, long I've stood. My fingers short reach to the sky. Inside my heart men live and die.
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty.
There is someone, and there is always another, for without the other, there wouldn't be one
What has roots as nobody sees, is taller than trees. Up, up it goes, and yet never grows?
I am nothing really at all, Yet I am easily found; Ignore me at your own peril, and you might end up crowned!
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.